679456

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1276

約数の個数: 24

約数和(自身を含む): 1417500

約数和(自身を除く): 738044

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 1249, 2498, 4996, 9992, 19984, 21233, 39968, 42466, 84932, 169864, 339728, 679456]

約数ペア:

[(1, 679456), (2, 339728), (4, 169864), (8, 84932), (16, 42466), (17, 39968), (32, 21233), (34, 19984), (68, 9992), (136, 4996), (272, 2498), (544, 1249)]